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RG70X & RG100X Super Cutter
®
OPERATOR BOOKLET
RAYCO MANUFACTURING © 2015 - ALL RIGHTS RESERVED
PRINTED IN USA
INDEX: OSMRG70X/100X-15

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Table of Contents
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Summarization of Contents

Foreword
Literature Information
Details on accessing and understanding the operator's manual and other related documents for the machine.
Safety
Lists basic safety precautions and locations of warning signs and labels used on the machine.
Parts
Information on how to find parts using illustrations and Rayco part numbers for ease of identification.
Operation
Reference for operators, covering gauges, controls, attachments, and transportation information.
Maintenance
A guide to equipment care, including a maintenance interval schedule and step-by-step instructions.
Maintenance Intervals
Guidance on using the service hour meter and calendar intervals for scheduled maintenance procedures.
Foreword
Certified Engine Maintenance
Essential steps for proper engine and machine system maintenance and repair for safe operation.
Machine Description
Details the design and features of the RG70X & RG100X Stump Cutter, including its components and capabilities.
Serial Number Location & Information
Serial Numbers Location
Guidance on locating and communicating machine serial numbers for efficient service and care.
Breakdown of the serial number
Explains the format and meaning of the machine's serial number for easy understanding and reference.
Serial Number Location & Information
Identification Numbers
Table to record machine, engine, and implement model and serial numbers for identification.
Dealer Information
Section to record dealer contact details, including name, address, and contact information for sales, parts, and service.
Safety
Important Safety Information
General safety precautions to avoid accidents caused by failure to observe rules or recognize hazards.
Safety Warnings
Explanation of safety alert symbols (DANGER, WARNING, CAUTION) used to highlight potential hazards.
Safety
General Hazard Information
Provides essential instructions for safe operation, including manual review and environmental awareness.
Personal Protective Equipment (PPE)
Details required PPE for head, eyes, hearing, hands, clothing, and feet to ensure operator safety.
Safety
Trapped Pressure
Warnings about trapped pressure in hydraulic systems and the dangers of sudden machine movement.
Fluid Penetration
Hazards of high-pressure fluid leaks, including potential injury and the need for immediate medical treatment.
Safety
Crushing Prevention and Cutting Prevention
Safety measures to prevent crushing injuries and hazards from rotating parts like cutting wheels and fans.
Safety
Burn Prevention
Precautions to avoid burns from hot engine parts, exhaust, and hydraulic components during operation or maintenance.
Coolant
Safety advice regarding hot coolant and pressure in the cooling system, and proper procedures for handling.
Safety
Fire Prevention and Explosion Prevention
Comprehensive safety measures for handling fuels, lubricants, and preventing fires and explosions.
Safety
Lines, Tubes and Hoses
Guidelines for inspecting, maintaining, and replacing hydraulic lines, tubes, and hoses to prevent leaks and fires.
While Operating the Machine
Crucial safety procedures and understanding of manual sections before operating the machine.
Safety
Before Starting Engine
Safety checks required before starting the engine, including operator compartment and starter terminal checks.
Safety
Engine Starting
Procedures and precautions for starting the engine, including checking warning tags and control positions.
Before Operation
Information on safety materials, clearing personnel and obstacles, and checking machine windows and doors.
Operation
Guidelines for operating the machine controls, checking all controls and protective devices, and not allowing riders.
Parking
Guidelines for safely parking the machine, including level surfaces, brakes, and centering the boom.
Safety
Slope Operation
Criteria for safe operation on slopes, including machine model, maintenance, speed, terrain, and operator skill.
Safety
Guards (Operator Protection)
Importance of daily inspection of guards and the risks of operating with damaged structures for operator safety.
Other Guards (If Equipped)
Specific types of guards for protection from flying or falling objects in special applications like logging or demolition.
Safety
LOCK-Out / Tag-Out Guidelines
Procedures for safely locking and tagging out equipment to prevent accidental energization during maintenance.
Safety
Pre-Transportation Checks
Checklist for ensuring the machine and tow vehicle are properly equipped and maintained before towing.
Safety
Connecting Your Trailer
Step-by-step instructions for securely connecting the trailer coupler to the hitch-ball.
Safety Chains
Importance and proper attachment of safety chains to ensure the trailer remains connected to the tow vehicle.
Safety
Towing Checklist
A comprehensive checklist for pre-towing and on-road checks to ensure safe towing operations.
Operation
Before Operating the Machine
Crucial pre-operation checks including safety decals, guards, operator responsibility, and cutting wheel condition.
Operation
Monitoring Systems
Explanation of instrument panel lamps and their function in monitoring machine systems and safety interlocks.
Instrument Panel Lamps
Details on how instrument panel lamps indicate system status and potential issues requiring attention.
Operation
Machine Controls
Overview and function of various machine controls, including levers, switches, and the ignition keyswitch.
Cutting Wheel Engagement Lever
Instructions on engaging and disengaging the cutting wheel rotation for operation.
Operation
Operator's Station Latch & Interlock System
Explanation of the interlock system that prevents cutter wheel operation when the station is in transport position.
Operation
Pre-Starting Inspection
Recommended checks for ensuring the longevity and economical operation of the stump cutter.
Starting the Engine
Detailed procedures for starting the engine, including keyswitch operation and safety interlocks.
Operation
Starting with Jumper Cables
Step-by-step instructions for safely jump-starting the machine's engine using jumper cables.
Operation
Cutting Wheel Precautions
Critical safety warnings and notices regarding the powerful cutting wheel and its operation.
Cutting the stump properly
Detailed steps for properly cutting the stump, including bite depth and movement techniques.
Operation
Operating on Slopes
Guidelines and cautions for operating the machine on slopes, including maximum slope limits and lubrication.
Operation
Stopping The Machine
Procedures for safely stopping the machine after operation, including engine cooldown and control cycling.
Machine Storage
Instructions for preparing the machine for storage, including cleaning, protection, and battery care.
Operation
Loading Machine onto Rayco Trailer
Step-by-step guide for safely driving and securing the machine onto a Rayco trailer.
Troubleshoot
Troubleshooting - Engine
Guide to diagnosing and resolving engine-related issues, including starting and performance problems.
Troubleshoot
When engine overheats
Common causes and solutions for engine overheating, including oil level, belts, and cooling system issues.
Troubleshoot
Engine Overheating
Detailed steps for diagnosing and resolving engine overheating issues, including checking oil and cleaning the cooler.
Engine doesn't start- (won't crank)
Troubleshooting steps for when the engine fails to crank, checking panel lights and safety interlocks.
Troubleshoot
Cutter Wheel - Not Engaging
Steps to troubleshoot why the cutter wheel is not engaging, checking arm position, LEDs, levers, and leaks.
Troubleshoot
Cutter Wheel - Runs Slow
Troubleshooting steps for when the cutter wheel operates at a slow speed, checking cables, oil, leaks, and filters.
Troubleshoot
Slow speed in Low Gear - Check
Diagnosing slow speed in low gear by checking hoses on wheel drives and pressure into/out of the valve.
Wheel Drive Will Not Go Into High Gear
Troubleshooting steps for when the wheel drive fails to engage high gear, checking valves and pressure.
Troubleshoot
Diagnostic Panel
Information on pressure test ports and the Logic Control Module (LCM) for electrical troubleshooting.
Troubleshoot
Adjusting the Integral Relief Valve (3-bank valve)
Steps to adjust the integral relief valve for the 3-bank valve system to set correct pressure.
Troubleshoot
Taper-Lock Bushing Installation and Removal
Critical steps for installing and removing Taper-Lock bushings to ensure proper belt drive performance.
Specifications
Hydraulic Oil (Petroleum-Mineral Base)
Details on hydraulic oil properties, recommended brands, and specifications for optimal system performance.
Specifications
Cold Weather Lubricants
Recommendations for lubricants suitable for cold weather operation, including engine and hydraulic oil viscosity.
Specifications
RAYCO COOLANT SPECIFICATIONS
Recommendations for coolant/antifreeze, emphasizing heavy-duty diesel engine requirements for corrosion protection.
RAYCO WARRANTY CERTIFICATE
A. General Outline
Overview of the warranty, including coverage periods, limitations, and exclusions for Rayco products.
B. Individual Components
Details on warranties for individual components like engines, hydraulics, batteries, belts, and sprockets.
E. Obtaining Warranty Service
Procedure for obtaining warranty service from an authorized Rayco dealer, including necessary documentation.

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